GB8717619D0 - Reversible infra-red recording medium - Google Patents

Reversible infra-red recording medium

Info

Publication number
GB8717619D0
GB8717619D0 GB878717619A GB8717619A GB8717619D0 GB 8717619 D0 GB8717619 D0 GB 8717619D0 GB 878717619 A GB878717619 A GB 878717619A GB 8717619 A GB8717619 A GB 8717619A GB 8717619 D0 GB8717619 D0 GB 8717619D0
Authority
GB
United Kingdom
Prior art keywords
infra
reversible
recording medium
red recording
red
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
GB878717619A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Plessey Co Ltd
Original Assignee
Plessey Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB878717619A priority Critical patent/GB8717619D0/en
Publication of GB8717619D0 publication Critical patent/GB8717619D0/en
Priority to GB8817306A priority patent/GB2208271B/en
Priority to PCT/GB1988/000587 priority patent/WO1989001220A1/en
Priority to JP63506079A priority patent/JPH02500967A/en
Priority to EP88905997A priority patent/EP0324823B1/en
Priority to US07/341,098 priority patent/US5026619A/en
Priority to DE8888905997T priority patent/DE3878215T2/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/145—Infrared
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/163—Radiation-chromic compound
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/165—Thermal imaging composition
GB878717619A 1987-07-24 1987-07-24 Reversible infra-red recording medium Pending GB8717619D0 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB878717619A GB8717619D0 (en) 1987-07-24 1987-07-24 Reversible infra-red recording medium
GB8817306A GB2208271B (en) 1987-07-24 1988-07-20 Reversible infra-red recording medium
PCT/GB1988/000587 WO1989001220A1 (en) 1987-07-24 1988-07-20 Reversible infra-red recording medium
JP63506079A JPH02500967A (en) 1987-07-24 1988-07-20 reversible infrared recording medium
EP88905997A EP0324823B1 (en) 1987-07-24 1988-07-20 Reversible infra-red recording medium
US07/341,098 US5026619A (en) 1987-07-24 1988-07-20 Reversible infra-red recording medium
DE8888905997T DE3878215T2 (en) 1987-07-24 1988-07-20 REVERSIBLE INFRARED RECORDING MEDIUM.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878717619A GB8717619D0 (en) 1987-07-24 1987-07-24 Reversible infra-red recording medium

Publications (1)

Publication Number Publication Date
GB8717619D0 true GB8717619D0 (en) 1987-09-03

Family

ID=10621276

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878717619A Pending GB8717619D0 (en) 1987-07-24 1987-07-24 Reversible infra-red recording medium
GB8817306A Expired - Fee Related GB2208271B (en) 1987-07-24 1988-07-20 Reversible infra-red recording medium

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8817306A Expired - Fee Related GB2208271B (en) 1987-07-24 1988-07-20 Reversible infra-red recording medium

Country Status (6)

Country Link
US (1) US5026619A (en)
EP (1) EP0324823B1 (en)
JP (1) JPH02500967A (en)
DE (1) DE3878215T2 (en)
GB (2) GB8717619D0 (en)
WO (1) WO1989001220A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3820001A1 (en) * 1988-06-11 1989-12-14 Basf Ag OPTICAL RECORDING MEDIUM
DE69130158T2 (en) * 1990-12-27 1999-05-06 Sanyo Electric Co Recording / reproduction method for optical recording medium
JPH0528498A (en) * 1991-07-19 1993-02-05 Ricoh Co Ltd Photoirradiation method and optical information recording medium and recording method and reproducing method using this medium
US20080125317A1 (en) * 2005-01-12 2008-05-29 Mempile, Inc. C/O Phs Corporate Service, Inc., Suite Heating Additive for Three Dimensional Optical Memory
US9164480B2 (en) * 2006-12-14 2015-10-20 General Electric Company Holographic data storage device and method of making
US8501371B2 (en) * 2006-12-14 2013-08-06 General Electric Company Holographic data storage method and system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220708A (en) * 1977-07-22 1980-09-02 Heller Harold G Photochromic compounds
GB1600615A (en) * 1977-10-28 1981-10-21 Plessey Co Ltd Photochromic compounds
US4270130A (en) * 1979-01-08 1981-05-26 Eastman Kodak Company Thermal deformation record device with bleachable dye
WO1983002428A1 (en) * 1982-01-06 1983-07-21 Sasagawa, Katsuyoshi Composition for laser beam recording/reading medium
GB8501779D0 (en) * 1985-01-24 1985-02-27 Plessey Co Plc Photochromic 3-pyrryl fulgides
US4737427A (en) * 1985-03-06 1988-04-12 Matsushita Electric Industrial Co., Ltd. Optical high density recording mediums, method for making same and method for recording optical information in the medium
US4720449A (en) * 1985-06-03 1988-01-19 Polaroid Corporation Thermal imaging method

Also Published As

Publication number Publication date
EP0324823B1 (en) 1993-02-03
GB2208271A (en) 1989-03-22
GB8817306D0 (en) 1988-08-24
JPH02500967A (en) 1990-04-05
GB2208271B (en) 1991-01-16
DE3878215D1 (en) 1993-03-18
WO1989001220A1 (en) 1989-02-09
DE3878215T2 (en) 1993-08-05
EP0324823A1 (en) 1989-07-26
US5026619A (en) 1991-06-25

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